Seiko Cal. 4420 - 423

Seiko 4420-423

This Quartz model from 1968 features a 40mm Hardlex-Coated Steel case. The Bidirectional bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-2e288060a614]

Also known as: Turtle

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
40mm
Case Thickness
10.4mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
160m
Dial Color
Green
Jewels
25j
Frequency
28,800 bph
Power Reserve
67 hours
Year
1968

Related Models

seikata-wm-2e288060a614